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 | Not Applicable | In your childhood, did you live with a regular cigarette smoker who smoked in your home? | 2006 |
| Not Applicable | As an adult, have you ever lived with a regular cigarette smoker (not including yourself) who smoked in your home? | 2006 |
| Not Applicable | As an adult, for how many total years did you live with a regular cigarette smoker who smoked in your home? | 2006 |
| Not Applicable | In the past 12 months have you lived with a regular cigarette smoker who smoked in your home? | 2006 |
| Not Applicable | In the past 12 months, how many hours per week on average do you spend in a place where people are smoking? | 2006 |
| TUS-CPS | Which of these best describes your place of work’s smoking policy for INDOOR PUBLIC OR COMMON AREAS, such as lobbies, rest rooms, and lunch rooms? Not allowed in ANY public areas, allowed in SOME public areas, allowed in ALL public areas. | 2004 |
| TUS-CPS | In a usual week, does ANYONE who lives here, including yourself, smoke cigarettes, cigars, or pipes anywhere inside this home? | 2004 |
| TUS-CPS | In a usual week, how many people WHO LIVE here, including yourself, smoke cigarettes, cigars, or pipes anywhere INSIDE this home? | 2004 |
| TUS-CPS | Usually, about how many days per week do people WHO LIVE here smoke anywhere INSIDE this home? | 2004 |
| TUS-CPS | Which statement best describes the rules about smoking INSIDE YOUR HOME? No one is allowed to smoke anywhere INSIDE YOUR HOME, smoking is allowed in some places or at some times INSIDE YOUR HOME, smoking is permitted anywhere INSIDE YOUR HOME. | 2004 |
| TUS-CPS | In bars and cocktail lounges, do you THINK that smoking should be allowed in all areas, allowed in some areas, or not allowed at all? | 2004 |
| AHS | In the last 12 months, how often has second hand smoke entered inside your home from somewhere else in or around the building? Would you say it was daily, weekly, monthly, a few times a year or never? | 2010 |
| NHANES | While were you working at a job or business outside of your home, did someone else smoke cigarettes or other tobacco products indoors? | 2012 |
| NHANES | During the last 7 days, did {you/your child} spend time in a restaurant? | 2012 |
| NHANES | While {you were/your child was} in a restaurant, did someone else smoke cigarettes or other tobacco products indoors? | 2012 |
| NHANES | During the last 7 days, did you spend time in a bar? | 2012 |
| NHANES | While you were in a bar, did someone else smoke cigarettes or other tobacco products indoors? | 2012 |
| NHANES | During the last 7 days, did {you/your child] ride in a car or motor vehicle? | 2012 |
| NHANES | While {you were/your child was] riding in a car or motor vehicle, did someone else smoke cigarettes or other tobacco products? | 2012 |
| NHANES | During the last 7 days, did {you/your child} spend time in a home other than {your/his/her} own? | 2012 |
| NHANES | While (you were/your child was} in a home other than {your/his/her} own, did someone else smoke cigarettes or other tobacco products indoors? | 2012 |
| NHANES | During the last 7 days, {were you/was your child} in any other indoor area? | 2012 |
| NHANES | While {you were/your child was} in the other indoor area, did someone else smoke cigarettes or other tobacco products indoors? | 2012 |
| NHANES | During the last 7 days, were you in a place where someone was using an e-cigarette, e-hookah, vape-pen or other similar electronic product indoors? | 2015 |
| NHANES | During the last 7 days, were you riding in a car or motor vehicle where someone was using an e-cigarette, e-hookah, vape-pen or other similar electronic products? | 2015 |